NH71 skeletonized automatic watch movement from Seiko Instruments / Time Module, designed for compatible watch builds that require the NH-series format. The open-worked architecture provides a mechanical view while retaining hacking and hand-winding functions.

Product Details

• Product Code: WCNH71
• Movement: NH71 skeleton automatic
• Manufacturer: Seiko Instruments (SII) / Time Module Inc. (TMI)
• Jewels: 24
• Power Reserve: Up to 41+ hours
• Frequency: 21,600 vibrations per hour
• Outer Diameter: 27.40mm
• Height: 5.32mm
• Rated Accuracy: Approximately -20 to +40 seconds per day
• Winding: Bi-directional automatic winding with Magic Lever; hand-windable
• Functions: Hours, minutes, central seconds, hacking and hand winding

Package Includes

One NH71 movement with supplied screws, tabs, dial spacer and crown stem.

Confirm dial, case, hand and stem compatibility before installation. Professional watchmaking tools and experience may be required.